Cumulus Support

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//require_once('jpgraph_glayout_vh.inc.php');

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define('TTF_DIR','public_html/entreedata/jpgraph/fonts/');

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RewriteRule ^windrose.png$ graphWindRose.php [NC,L]

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<?php
/*!
 * Simple static trend graphs for Cumulus MX
 *
 * Created by Mark Wittl, January 2016
 * based on originals by Mark Crossley, January 2015
 *
 * Released under GNU GENERAL PUBLIC LICENSE, Version 2, June 1991
 * See the enclosed License file
 *
 * File encoding = UTF-8
 *
 */

require_once 'graphSettings.php';

$name = basename($_SERVER['PHP_SELF'], '.php').'.png';


//fetch the data
$w1 = get_data('wdir');
$w2 = get_data('wind');

$datay = $w1['bearing'];
//$datay1 =$w2['wspeed'];
$datay1 =$w2['wgust'];
//**************************************************************************************************************************************************
//You have to call two variables from the clientraw, the winddir($datay) and the speed($datay1).
//The rest of the script is clearly explained at the jpgraph website.


// Loop through raw data arrays and place data into the appropriate arrays
// depending on their wind direction
for ($ii = 0; $ii < count($datay); $ii++){
	switch($datay[$ii]){
		case ($datay[$ii] >= 348.75 or $datay[$ii] < 11.25):
			$direction_array["N"][] = $datay1[$ii];
			break;
		case ($datay[$ii] >= 11.25 and $datay[$ii] < 33.75):
			$direction_array["NNE"][] = $datay1[$ii];
			break;
		case ($datay[$ii] >= 33.75 and $datay[$ii] < 56.25):
			$direction_array["NE"][] = $datay1[$ii];
			break;
		case ($datay[$ii] >= 56.25 and $datay[$ii] < 78.75):
			$direction_array["ENE"][] = $datay1[$ii];
			break;
		case ($datay[$ii] >= 78.75 and $datay[$ii] < 101.25):
			$direction_array["E"][] = $datay1[$ii];
			break;
		case ($datay[$ii] >= 101.25 and $datay[$ii] < 123.75):
			$direction_array["ESE"][] = $datay1[$ii];
			break;
		case ($datay[$ii] >= 123.75 and $datay[$ii] < 146.25):
			$direction_array["SE"][] = $datay1[$ii];
			break;
		case ($datay[$ii] >= 146.25 and $datay[$ii] < 168.75):
			$direction_array["SSE"][] = $datay1[$ii];
			break;
		case ($datay[$ii] >= 168.75 and $datay[$ii] < 191.25):
			$direction_array["S"][] = $datay1[$ii];
			break;
		case ($datay[$ii] >= 191.25 and $datay[$ii] < 213.75):
			$direction_array["SSW"][] = $datay1[$ii];
			break;
		case ($datay[$ii] >= 213.75 and $datay[$ii] < 236.25):
			$direction_array["SW"][] = $datay1[$ii];
			break;
		case ($datay[$ii] >= 236.25 and $datay[$ii] < 258.75):
			$direction_array["WSW"][] = $datay1[$ii];
			break;
		case ($datay[$ii] >= 258.75 and $datay[$ii] < 281.25):
			$direction_array["W"][] = $datay1[$ii];
			break;
		case ($datay[$ii] >= 281.25 and $datay[$ii] < 303.75):
			$direction_array["WNW"][] = $datay1[$ii];
			break;
		case ($datay[$ii] >= 303.75 and $datay[$ii] < 326.25):
			$direction_array["NW"][] = $datay1[$ii];
			break;
		case ($datay[$ii] >= 326.25 and $datay[$ii] < 348.75):
			$direction_array["NNW"][] = $datay1[$ii];
			break;
	}
}

// Some directions may not have any data so this will create an array of the 
// directions that do.
$direction_keys = array_keys($direction_array);

// Calculate max windspeed, used for windrose range
$max_wind = round(max($datay1),0);

// Get the number of data points
$num_data = count($datay1);

// Define the data range array for the windrose, this needs to be done
// ahead of time because some of the computational aspects require this range
$wind_range_max = $max_wind < 20 ? 25:$max_wind;
$data_range_array = array(1,5,10,15,20,$wind_range_max);

// Loop through dirction array based on direction keys and calculate the histogram
// stats for each array.
foreach ($direction_keys as $direction) {

	// Set up counter to determine how many data points there are within each 
	// direction array and wind range.
	for ($ii = 0; $ii <= 5; $ii++){
		$count_data[$ii] = 0;
	}

	// Define raw data to be processed into array counters
	$raw_data = $direction_array[$direction];
		
	// The windrose software needs to know the % of data points that fall into 
	// each range for each wind direction.  
	foreach ($raw_data as $temp_speed) {
		if ($temp_speed >= 0 and $temp_speed < $data_range_array[0]) {
			$count_data[0]++;
		} elseif ($temp_speed >= $data_range_array[0] and $temp_speed < $data_range_array[1]) {
			$count_data[1]++;
		} elseif ($temp_speed >= $data_range_array[1] and $temp_speed < $data_range_array[2]) {
			$count_data[2]++;
		} elseif ($temp_speed >= $data_range_array[2] and $temp_speed < $data_range_array[3]) {
			$count_data[3]++;
		} elseif ($temp_speed >= $data_range_array[3] and $temp_speed < $data_range_array[4]) {
			$count_data[4]++;
		} elseif ($temp_speed >= $data_range_array[4]) {
			$count_data[5]++;
		}
	}
	
	// Place all data in an array that can be used by JPGraph
	// First set up data array
	for ($ii = 0; $ii <= 5; $ii++) {
		$plot_data[$direction][$ii] = 0;		
	}
	
	for ($ii = 0; $ii <= 5; $ii++) {
		$plot_data[$direction][$ii] = ($count_data[$ii] / $num_data) * 100;
	}
		
}


//**************************************************************************************************************************************************
 
// First create a new windrose graph with a title
$graph = new WindroseGraph(400,400);
$graph->title->Set('Windrose');
 
// Create the windrose plot.
$wp = new WindrosePlot($plot_data);
 
// Add and send back to browser
$graph->Add($wp);
$graph->Stroke();

?>

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include $GRAPH['jpgraphloc'] . "jpgraph_windrose.php";

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jpgraph.php
(as downloaded)

jpg-config.inc.php
 define('CACHE_DIR',$_SERVER["DOCUMENT_ROOT"].'/site-utils/jpgraph/cache/');
 define('TTF_DIR',$_SERVER["DOCUMENT_ROOT"].'/site-utils/jpgraph/Fonts/');
 define('MBTTF_DIR',$_SERVER["DOCUMENT_ROOT"].'/site-utils/jpgraph/Fonts/');

.httaccess
(as downloaded) and placed in the images folder.

gauges.js
imgPathURL        : 'images/',